forked from jiuyuan/JYCache
72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
/*
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* s3fs - FUSE-based file system backed by Amazon S3
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*
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* Copyright(C) 2007 Randy Rizun <rrizun@gmail.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <cstdio>
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#include <string>
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#include "s3fs_auth.h"
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#include "string_util.h"
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//-------------------------------------------------------------------
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// Utility Function
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//-------------------------------------------------------------------
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std::string s3fs_get_content_md5(int fd)
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{
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md5_t md5;
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if(!s3fs_md5_fd(fd, 0, -1, &md5)){
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// TODO: better return value?
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return "";
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}
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return s3fs_base64(md5.data(), md5.size());
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}
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std::string s3fs_sha256_hex_fd(int fd, off_t start, off_t size)
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{
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sha256_t sha256;
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if(!s3fs_sha256_fd(fd, start, size, &sha256)){
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// TODO: better return value?
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return "";
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}
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std::string sha256hex = s3fs_hex_lower(sha256.data(), sha256.size());
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return sha256hex;
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}
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std::string s3fs_get_content_md5(off_t fsize, char* buf) {
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md5_t md5;
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if(!s3fs_md5(reinterpret_cast<unsigned char*>(buf), fsize, &md5)){
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// TODO: better return value?
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return "";
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}
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return s3fs_base64(md5.data(), md5.size());
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}
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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* vim600: expandtab sw=4 ts=4 fdm=marker
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* vim<600: expandtab sw=4 ts=4
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*/
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